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   <div id="projectbrief">c++ math library</div>
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<div class="title">aabb.cpp</div>  </div>
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<a href="aabb_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160; </div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;</div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="__gbmath_8h.html" title="MAIN INCLUDE HEADER. ">_gbmath.h</a>&quot;</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160; </div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160; </div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160; </div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="keyword">namespace </span>gbmath</div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;{</div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;</div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;</div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160; </div>
<div class="line"><a name="l00012"></a><span class="lineno"><a class="code" href="classgbmath_1_1aabb.html#aab2c07864d8d0c2da253bea55b4c863d">   12</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="classgbmath_1_1aabb.html#aab2c07864d8d0c2da253bea55b4c863d" title="check Intersect Plane NEED_CHECK!!! ">aabb::checkIntersectPlane</a>(<span class="keyword">const</span> <a class="code" href="structgbmath_1_1plane__s.html" title="plane in 3d ">plane_s</a>&amp; pl)<span class="keyword"> const</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160; </div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;    <a class="code" href="structgbmath_1_1vec3.html" title="3d-base vector. Corrected by operators epislon ">vec3</a> normal = pl.<a class="code" href="structgbmath_1_1plane__s.html#af0f6fbb2bd21ca5a0644eea51ea7d107" title="return plane normal ">normal</a>();</div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;    <span class="keywordtype">float</span> d = pl.<a class="code" href="structgbmath_1_1plane__s.html#a6e8a5a04c1ed7f04ceadc93aa69d141c">d</a>;</div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;</div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;    <a class="code" href="structgbmath_1_1vec3.html" title="3d-base vector. Corrected by operators epislon ">vec3</a> vmax, vmin;</div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;</div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;    <span class="keywordtype">bool</span> result= <span class="keyword">false</span>;</div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;</div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i= 0; i&lt;3; i++)</div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;    {</div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;        <span class="keywordflow">if</span> (normal[i] &gt; 0.0f)</div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;        {</div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;            vmin[i] =  <a class="code" href="classgbmath_1_1aabb.html#a8d9ee7f37938613852e9bad91560fadf">min</a>[i];</div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;            vmax[i] =  <a class="code" href="classgbmath_1_1aabb.html#a739cbaa1eef4c6f6d4018ed566fa9d5c">max</a>[i];</div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;        }</div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;        <span class="keywordflow">else</span></div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;        {</div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;            vmin[i] =  <a class="code" href="classgbmath_1_1aabb.html#a739cbaa1eef4c6f6d4018ed566fa9d5c">max</a>[i];</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;            vmax[i] =  <a class="code" href="classgbmath_1_1aabb.html#a8d9ee7f37938613852e9bad91560fadf">min</a>[i];</div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;        }</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;    }</div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;     <span class="keywordflow">if</span> ( normal.<a class="code" href="structgbmath_1_1vec3.html#a4f2a1ebac341810c42a6c277760b134b">dot</a>(vmin) + d &gt;  0.0f)   <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;     <span class="keywordflow">if</span> ( normal.<a class="code" href="structgbmath_1_1vec3.html#a4f2a1ebac341810c42a6c277760b134b">dot</a>(vmax) + d &gt;= 0.0f)   result = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;     <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;}</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;}</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;</div>
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